Learn more

LI YUFENG

Overview
  • Total Patents
    41
  • GoodIP Patent Rank
    52,766
  • Filing trend
    ⇩ 33.0%
About

LI YUFENG has a total of 41 patent applications. It decreased the IP activity by 33.0%. Its first patent ever was published in 2001. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets measurement, electrical machinery and energy and pharmaceuticals are HAO GUIHUA, GAO SHU and TESTA MICHELE.

Patent filings in countries

World map showing LI YUFENGs patent filings in countries

Patent filings per year

Chart showing LI YUFENGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Yufeng 35
#2 Jiang Jiehui 6
#3 Shi Hao 6
#4 Wang Xuzhi 6
#5 Wang Rui 6
#6 Liu Luwen 3
#7 Xue Wenqing 3
#8 The Inventor Has Waived The Right To Be Cited 2
#9 Song Hongguang 1
#10 Najjar Joe 1

Latest patents

Publication Filing date Title
CN112260137A Extra-high voltage transmission line safety inspection equipment
CN112014936A Reflector plate assembling device for electronic equipment
CN112061868A Rail transit cable winding device and using method thereof
CN111933337A Reinforced overhead insulated cable
CN111834059A Combined power insulator assembly
CN111799612A Short-circuit protection socket with visual state
CN111766128A Homogenate device for medical inspection
CN111710467A High-temperature-resistant insulated safety wire arrangement structure
CN111669889A Super junction metal oxide semiconductor field effect transistor structure
CN111508799A State visible fuse
CN111509495A Overheated self-outage formula row inserts
CN110155413A A kind of rapid clothes packing apparatus
CN110075194A A kind of drug and preparation method thereof for treating hemorrhoid
CN107242143A A kind of dairy cow farm can control crib guardrail
CN106974672A A kind of children check therapeutic bed
CN106668604A Medicinal wine capable of dispersing pathogenic wind and strengthening yang and preparation method thereof
CN108202109A A kind of swing arm manipulator fastener delivery device controlled by software
CN106492106A A kind of medicated wine of wind-damp dispelling and preparation method thereof
CN106620133A Medicinal liquor having functions of invigorating the kidney, strengthening Yang and expelling wind-damp and preparation method thereof
CN106353221A Blood stagnation state detection equipment and blood stagnation state detection method